<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/reg" method="post">
    <input type="hidden" name="${_csrf.parameterName}" value="${_csrf.token}"/>
    <input type="text" name="username">
    <input type="text" name="nickname">
    <input type="text" name="password">
    <input type="submit" value="reg">
</form>
</body>
</html>